during any wash cycle a grinding, metallic sound occurs.
already opened chopper blade area nothing inside that can be seen, can rotate impeller and it seems to be free
Hi Edward,
Check the white coupler end of the chopper.
If it’s worn out - you have to replace the chopper and the impeller.
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The part number for the chopper assembly is [COLOR=#0066cc]AP3039186[/COLOR]
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The part number for the impeller kit is [COLOR=#0066cc]AP3738238[/COLOR]
Here are the break down diagrams for the Whirlpool dishwasher Model GU1200XTKQ0.
Gene.